diff --git a/youtube_dl/extractor/spankbang.py b/youtube_dl/extractor/spankbang.py
index f11d728ca..83aa589a0 100644
--- a/youtube_dl/extractor/spankbang.py
+++ b/youtube_dl/extractor/spankbang.py
@@ -106,8 +106,9 @@ class SpankBangIE(InfoExtractor):
 
             for format_id, format_url in stream.items():
                 if format_id.startswith(STREAM_URL_PREFIX):
-                    extract_format(
-                        format_id[len(STREAM_URL_PREFIX):], format_url)
+                    if format_url:
+                        extract_format(
+                            format_id[len(STREAM_URL_PREFIX):], format_url[0])
 
         self._sort_formats(formats)